CN205628929U - Slab band rolling mill compound sweeps device on line - Google Patents
Slab band rolling mill compound sweeps device on line Download PDFInfo
- Publication number
- CN205628929U CN205628929U CN201620066138.6U CN201620066138U CN205628929U CN 205628929 U CN205628929 U CN 205628929U CN 201620066138 U CN201620066138 U CN 201620066138U CN 205628929 U CN205628929 U CN 205628929U
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- China
- Prior art keywords
- limit
- nozzle
- purging
- strip
- blowing mechanism
- Prior art date
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- Expired - Fee Related
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- 238000005096 rolling process Methods 0.000 title claims abstract description 71
- 150000001875 compounds Chemical class 0.000 title claims abstract description 38
- 238000010926 purge Methods 0.000 claims abstract description 86
- 230000007246 mechanism Effects 0.000 claims abstract description 57
- 238000009958 sewing Methods 0.000 claims abstract description 4
- 238000007664 blowing Methods 0.000 claims description 49
- 239000007788 liquid Substances 0.000 claims description 38
- 230000002000 scavenging effect Effects 0.000 claims description 33
- 238000002347 injection Methods 0.000 claims description 18
- 239000007924 injection Substances 0.000 claims description 18
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 230000011218 segmentation Effects 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 1
- 239000000839 emulsion Substances 0.000 abstract description 18
- 230000000694 effects Effects 0.000 description 11
- 238000009826 distribution Methods 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 206010000060 Abdominal distension Diseases 0.000 description 1
- 210000000589 cicatrix Anatomy 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000005028 tinplate Substances 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Abstract
The utility model provides a slab band rolling mill compound sweeps device on line, includes main purging mechanism (1), first limit purging mechanism (2), main purging mechanism (1) intercommunication end apex angle makes nozzle (1.3) towards the outside blast air stream of slab band edge direction towards the roll, firstly sweep the band edge end that branch (1.1) and second swept branch (1.2) and be equipped with first limit purging mechanism (2) respectively, first limit purging mechanism includes that first limit sweeps tub (2.1), and its exit end is connected with at least one first limit and sweeps nozzle (2.2), first limit sweeps the side of sewing on that tub exit end of (2.1) extended to roll and slab band junction, first limit sweeps nozzle (2.2) to slab band edge direction blast air stream. Slab band rolling mill compound sweeps device on line for remaining emulsion is progressively blown off the slab band both sides on the face, on the face there has not been remaining emulsion, and board surface quality has obtained ultimate improvement.
Description
Technical field
This utility model relates to the technical field of metal coil tape, is specifically related to a kind of online blow device of board rolling liquid.
Background technology
The volume processing of tinplate band is the thicker strip rolling that steel plant produce to be made thin steel strip be then rolled into coil of strip, the operation of rolling
Needing to prick the lubrication of rolling mill compound, this rolling mill compound is necessary for rolling, and therefore brings matting, drying work to follow-up
Sequence.Even if there being such operation, due to continuous wash, the residual of rolling mill compound is always had to cause the rolling mill compound residual cicatrix of local
Mass defect.Then, after rolling, purge rolling mill compound immediately, source just becomes improvement by minimum for the residual reduction of rolling mill compound
The common recognition of quality.Then, studying a kind of online wiping tool being suitably specifically designed for rolling mill compound is that steel band rolling improves quality
Necessary.
But blow device of the prior art, it is all the purging effect individually considering itself, but purging effect is phase
For spouting liquid, if above the spouting liquid of rolling mill compound is very big, then its effect of good blow device also can be had a greatly reduced quality.Separately
Outward, research blow device also to study the distribution of the steel strip surface liquid residue under specific liquid-jet device, and is distributed according to it
And design specific wiping tool, and only in this way designing, blow device just can have optimal purging effect.
Utility model content
For defect present in above-mentioned prior art, the purpose of this utility model is to provide a kind of board rolling liquid to exist
Line blow device.
The purpose of this utility model is achieved in that a kind of online blow device of board rolling liquid, including main purging machine
Structure, the first limit blowing mechanism, described main blowing mechanism includes the first purging branch and the second purging branch, described first purging point
Propping up to be respectively provided with the second purging branch and connect end and band edge end, the connection of described connection end constitutes connection top；At the first purging
Being respectively provided with multiple nozzle in branch and the second purging branch, described connection end drift angle makes nozzle towards plate towards roll
Belt edge direction outside jet compression air stream；
It is respectively equipped with the first limit blowing mechanism at the described first band edge end purging branch and the second purging branch；Described
Blowing mechanism includes the first limit scavenging conduit on one side, purges branch and second in the first limit scavenging conduit arrival end connection described first
The band edge end of purging branch, the port of export connects at least one first limit purge nozzle, the port of export of described first limit scavenging conduit
Extending to roll and the side of sewing on of strip joint, described first limit purge nozzle is to strip edges direction jet compression air
Stream；The nozzle of described first limit blowing mechanism is less than or equal to the 1/3 of plate width to the distance of strip edges.
Further, the first purging branch and second on described connection top purges the center line of branch and strip length direction
Angle is 50 °～80 °.
Further, described first limit blowing mechanism is positioned at the upstream of the strip direct of travel of main blowing mechanism, in outlet
At the roll gap on side roll and strip surface.
Further, described first limit purge nozzle and described roll axis are 40 °～60 °.
Further, also include that the second limit blowing mechanism, described second limit blowing mechanism are positioned at the strip of main blowing mechanism
The downstream of direct of travel；Described second limit blowing mechanism includes the second limit scavenging conduit, and the second limit scavenging conduit arrival end is band edge end,
The port of export of described second limit scavenging conduit is provided with at least 2 the second limit purge nozzle, and described second limit scavenging conduit tilts and symmetrical
It is arranged at both sides, plate width direction layout and is constructed so that the second limit purge nozzle is towards strip edges direction jet compression air
Stream.
Further, described second limit scavenging conduit and described strip length direction center line angle are 40～50 °.
Further, the second limit purge nozzle is disposed on the second limit scavenging conduit along the axis of the second limit scavenging conduit respectively
End, farthest away from the second limit purge nozzle distance strip edges 1/3 plate width of end.
Further, described first limit blowing mechanism and/or the second limit blowing mechanism (3) are arranged on roll front strip
At least side.
Further, also include rolling mill compound segmentation control amount injection apparatus, including main injection pipe, between described main injection pipe is uniform
Every being provided with nozzle, described main injection pipe is divided into zone line and two side areas, and zone line is corresponding in described bandwidth center line both sides
Totally 1/3 width regions；Outside zone line to strip edges be two side areas；During described two side areas nozzle spouting liquid is less than
Between region nozzle spouting liquid.
Further, the nozzle diameter of the nozzle of described zone line is the nozzle diameter of described two side areas nozzle
1.5～2 times.
The described online blow device of board rolling liquid has a following technical spirit:
1) rolling mill compound segmentation control amount injection apparatus 6, it is considered to rolling mill compound is in the distribution of bandwidth direction, the most equal at width
Even distribution rolling mill compound, first considers the uniform and minimum spouting liquid of spouting liquid of supply side；
2) devise the first limit blowing mechanism, focus on first blowing away of strip edges emulsion, because roll is when rolling,
Emulsion flows uniformly in strip from roll, after strip goes out roll, on roll and strip contact width direction, emulsion
Distribution is the feature that many centres, both sides are few, applicant have observed that such characteristic distributions, thus has devised the first limit purging machine
Structure, it is ensured that the emulsion of amount maximum is first blown away.
3) inclined design of main blowing mechanism, the first purging branch of main blowing mechanism becomes to make with the second purging branched layout
Obtain nozzle towards the outside jet airstream in strip edges direction.So design is in order to the rolling mill compound that strip is middle is in the middle of strip
Blow to strip edges area or blowout strip edges.
4) the second limit blowing mechanism, the purging that the rolling mill compound in strip interacts, the most remaining edge it are aided with through two steps
Area remains part rolling mill compound, and the second limit blowing mechanism concentrates one's energy last edge residual also to blow away just.
Above-mentioned improvement of arranging in pairs or groups respectively from supply side and purging side, supply side is accomplished to be uniformly distributed, and is ensureing rolling lubrication
Reduce spouting liquid under premise as far as possible, so give one reliable premise of blow device, and the three of roll exit side mechanisms are in merit
Can go up mutually support, according to the characteristic distributions of emulsion, each play effect, these effects cooperate again, total after combination
Technique effect is more than the part effect sum of each built-up section, and i.e. three mechanisms cooperate the rolling mill compound whole bandwidth direction
All blowing away, the improvement of supply side makes the technique effect of blow device become apparent from.
This utility model compared with prior art, the described online blow device of board rolling liquid so that on plate face residual
Emulsion is progressively blown strip both sides, on plate face residual emulsion without, board surface quality has obtained basic improvement.
Accompanying drawing explanation
Fig. 1 is the front view of this utility model online blow device of board rolling liquid.
Fig. 2 is the top view of this utility model online blow device of board rolling liquid.Wherein, a) it is the injection of a kind of rolling mill compound
Device, b) is another kind of rolling mill compound injection apparatus.
Fig. 3 is the prior art online blow device of board rolling liquid.Wherein, a) it is front view, b) is top view.
Fig. 4 is roll exit side roll and strip seam crossing rolling mill compound scattergram.
Reference in above-mentioned figure:
1 main blowing mechanism, 2 first limit blowing mechanisms, 3 second limit blowing mechanisms, 4 strips, 5 rolls
1.1 first purging branches, 1.2 second purging branches, 1.3 nozzles
2.1 first limit scavenging conduits, 2.2 first limit purge nozzle
3.1 second limit scavenging conduits, 3.2 second limit purge nozzle
α first purge branch and the second purging branch respectively with the center line angle of strip length direction
The left second limit scavenging conduit 3.1 of β and right second limit scavenging conduit 3.2 respectively with described strip length direction center line angle
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, but be not limited to model of the present utility model
Enclose.
As shown in Figure 4, use multiple shower nozzle to be uniformly sprayed on Rolling roller through applicant, Rolling roller outlet side roll with
The distribution situation of the rolling mill compound on strip seam crossing detection strip surface shows, rolling mill compound divides with strip length direction center line symmetry
Cloth, calls strip center line in the following text at length direction center line, and in strip center line both sides about 1/3 bandwidth region, rolling mill compound distribution is less, more leans on
Edge rolling mill compound is the most, and reason is rolling mill compound rolling the squeezed both sides being discharged to strip and flowing down through roll.
Then applicant is for the distribution situation of the rolling liquid, during the design online blow device of rolling mill compound, such as Fig. 2 a) institute
Showing, devising rolling mill compound segmentation control amount injection apparatus 6 the most especially, including main injection pipe 6.1, described main injection pipe 6.1 is equal
The even nozzle 6.2 that is interval with, described main injection pipe 6.1 is divided into zone line and two side areas, and zone line is corresponding at described band
Alleviating distention in middle-JIAO line both sides the most about 1/3 width regions；Outside zone line to strip edges be two side areas；The spray of described zone line
The nozzle diameter of mouth 6.2 is 1.5～2 times of the nozzle diameter of described two side areas nozzle 6.2.And the spouting liquid of described nozzle
Can size adjustment.
This rolling mill compound segmentation control amount injection apparatus 6 first by rolling mill compound segment identifier sub-control spouting liquid number, reduce
Both sides spouting liquid, increases the amount of the rolling mill compound of strip both sides, the mildest both sides rolling mill compound curve with equilibrium due to crowding-out effect
Steep, accomplish that rolling mill compound is uniformly distributed in plate width direction as far as possible.And the size scalable of the spouting liquid of nozzle,
Minimum spouting liquid can be defined as to roll, uniformly to divide at rolling mill compound according to meeting rolling mill compound uniform fold time actually used
On the premise of cloth, the spouting liquid of controlled rolling liquid is unlikely to too many and affects the purging effect of online blow device below.
Such as Fig. 2 b) shown in, rolling mill compound segmentation control amount injection apparatus 6 may be used without fan-shaped spray mouth, and bandwidth is covered in injection
90%～95%, this is a kind of simple realization mode.
A kind of online blow device of board rolling liquid, blows including main blowing mechanism the 1, first limit blowing mechanism 2 and the second limit
Sweeping mechanism 3, described main blowing mechanism 1 includes the first purging branch 1.1 and the second purging branch 1.2, described first purging branch
1.1 are respectively provided with connects end and band edge end with the second purging branches 1.2, and the connection of described connection end constitutes and connects top, described company
The first purging branch 1.1 on logical top and the second purging branch 1.2 center line angle α with strip length direction respectively be 50 °～
80°.The limit end of described first purging branch 1.1 is compressed air inlet, and the band edge end of described second purging branch 1.2 is compression
Air outlet slit；First purging branch 1.1 and the second purging branch 1.2 are respectively provided with multiple nozzle 1.3, described company
Go side drift angle is towards pricking roller, and such nozzle 1.3 is towards the outside jet airstream in bandwidth direction.
Purge branch 1.1 described first and be positioned at the width side of described strip with the top that connects of the second purging branch 1.2
To centre position.
It is respectively equipped with the first limit blowing mechanism at the described first band edge end purging branch 1.1 and the second purging branch 1.2
2；Described first limit blowing mechanism 2 is positioned at the upstream of main blowing mechanism 1, at the outlet side roll roll gap with strip surface；Institute
State the first limit blowing mechanism and include the first limit scavenging conduit 2.1, connect described first at the first limit scavenging conduit 2.1 arrival end
Purging branch 1.1 and the band edge end of the second purging branch 1.2, the port of export connects the first limit purge nozzle 2.2, described first limit
The port of export of scavenging conduit 2.1 extends to roll and the side of sewing on of strip joint, and described first limit purge nozzle 2.2 is to strip limit
Edge direction jet airstream.
Described second limit blowing mechanism 3 is positioned at main blowing mechanism 1) the downstream of strip direct of travel；Described second limit is blown
Sweeping mechanism 3 and include the second limit scavenging conduit 3.1, the second limit scavenging conduit 3.1 arrival end is band edge end, described second limit scavenging conduit 3.1
The port of export be provided with at least 2 the second limit purge nozzle 3.2, described second limit scavenging conduit 3.1 tilts and is symmetricly set in strip
Width both sides are arranged and are constructed so that the second limit purge nozzle 3.2 is towards strip edges direction jet airstream.Preferably, described
Left second limit scavenging conduit 3.1 and right second limit scavenging conduit 3.2 are 40-50 ° with described strip length direction center line angle β respectively.
Described main blowing mechanism the 1, first limit blowing mechanism 2 and the second limit blowing mechanism 3 are arranged at least side of strip.
Before transformation, there are two rows and the vertically arranged nozzle of strip length direction in the exit of strip steel for purging plate
Emulsion on face, but the emulsion blown afloat splashes back again on plate face, causes the emulsion residue on plate face the most, and impact is produced
Quality.
After transformation, at the roll gap of upper working rolls and lower working rolls, respectively add two the first limit purge nozzle 2.2, accumulate in roll gap two ends
Emulsion, the emulsion that also amount of being is maximum is first blown away, and remaining emulsion purges through the nozzle of main blowing mechanism 1 again, point
Do not blow to both sides, would not return on plate face, after these twice purge, remain in the emulsion on plate face only on limit
Portion also has a seldom part, so, then adds two tracheas of the second limit blowing mechanism in downstream edge, has at least two the above
Two limit purge nozzle 3.2, last edge residual is also blown away.
The described online blow device of board rolling liquid so that on plate face, the emulsion of residual is progressively blown strip both sides,
On plate face residual emulsion without, board surface quality has obtained basic improvement.
Claims (10)
1. the online blow device of board rolling liquid, including main blowing mechanism (1), the first limit blowing mechanism (2), its feature exists
In,
Described main blowing mechanism (1) includes the first purging branch (1.1) and the second purging branch (1.2), described first purging point
(1.1) and the second purging branch (1.2) are respectively provided with and connects end and band edge end, and described connection end connection composition connects top；
First purging branch (1.1) and the second purging branch (1.2) are respectively provided with multiple nozzle (1.3), described connection
End drift angle makes nozzle (1.3) towards strip edges direction outside jet compression air stream towards roll；
It is respectively equipped with the first limit blowing mechanism at the described first band edge end purging branch (1.1) and the second purging branch (1.2)
(2)；Described first limit blowing mechanism includes the first limit scavenging conduit (2.1), connects in institute at the first limit scavenging conduit (2.1) arrival end
Stating the first purging branch (1.1) and the band edge end of the second purging branch (1.2), the port of export connects at least one first limit purging
Nozzle (2.2), the port of export of described first limit scavenging conduit (2.1) extends to roll and the side of sewing on of strip joint, and described
Purge nozzle (2.2) is to strip edges direction jet compression air stream on one side；
The nozzle of described first limit blowing mechanism (2) is less than or equal to the 1/3 of plate width to the distance of strip edges.
2. the online blow device of board rolling liquid as claimed in claim 1, it is characterised in that first purging on described connection top
The center line angle (α) of branch (1.1) and the second purging branch (1.2) and strip length direction is 50 °～80 °.
3. the online blow device of board rolling liquid as claimed in claim 1, it is characterised in that described first limit blowing mechanism (2)
It is positioned at the upstream of the strip direct of travel of main blowing mechanism (1), at the outlet side roll roll gap with strip surface.
4. the online blow device of board rolling liquid as claimed in claim 1, it is characterised in that described first limit purge nozzle
(2.2) with described roll axis be 40 °～60 °.
5. the online blow device of board rolling liquid as claimed in claim 1, it is characterised in that also include the second limit blowing mechanism
(3), described second limit blowing mechanism (3) is positioned at the downstream of strip direct of travel of main blowing mechanism (1)；Described second limit purging
Mechanism (3) includes the second limit scavenging conduit (3.1), and the second limit scavenging conduit (3.1) arrival end is band edge end, described second limit scavenging conduit
(3.1) the port of export is provided with at least 2 the second limit purge nozzle (3.2), and described second limit scavenging conduit (3.1) tilts and symmetry sets
It is placed in both sides, plate width direction layout and is constructed so that the second limit purge nozzle (3.2) is empty towards strip edges direction jet compression
Air-flow.
6. the online blow device of board rolling liquid as claimed in claim 5, it is characterised in that described second limit scavenging conduit (3.1)
It it is 40～50 ° with described strip length direction center line angle (β).
7. the online blow device of board rolling liquid as claimed in claim 5, it is characterised in that the second limit purge nozzle (3.2) point
The not axis along the second limit scavenging conduit (3.1) is disposed on the end of the second limit scavenging conduit, and the second limit farthest away from end is blown
Sweep nozzle (3.2) distance strip edges 1/3 plate width.
8. the online blow device of board rolling liquid as described in claim 1-7 is arbitrary, it is characterised in that described first limit purging machine
Structure (2) and/or the second limit blowing mechanism (3) are arranged at least side of roll front strip.
9. the online blow device of board rolling liquid as claimed in claim 8, it is characterised in that also include that rolling mill compound segmentation control amount is sprayed
Injection device (6), including main injection pipe (6.1), described main injection pipe (6.1) uniform intervals is provided with nozzle (6.2), described main injection
Pipe (6.1) is divided into zone line and two side areas, and zone line is corresponding at described bandwidth center line both sides totally 1/3 width regions；?
Outside zone line to strip edges be two side areas；Described two side areas nozzle spouting liquid is less than zone line nozzle hydrojet
Amount.
10. the online blow device of board rolling liquid as claimed in claim 9, it is characterised in that the nozzle of described zone line
(6.2) nozzle diameter is 1.5～2 times of the nozzle diameter of described two side areas nozzle (6.2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620066138.6U CN205628929U (en) | 2016-01-25 | 2016-01-25 | Slab band rolling mill compound sweeps device on line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620066138.6U CN205628929U (en) | 2016-01-25 | 2016-01-25 | Slab band rolling mill compound sweeps device on line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205628929U true CN205628929U (en) | 2016-10-12 |
Family
ID=57079308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620066138.6U Expired - Fee Related CN205628929U (en) | 2016-01-25 | 2016-01-25 | Slab band rolling mill compound sweeps device on line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205628929U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105499286A (en) * | 2016-01-25 | 2016-04-20 | 天津炬坤金属科技有限公司 | Plate and strip rolling liquid online purging device |
| CN114850216A (en) * | 2022-07-04 | 2022-08-05 | 太原理工大学 | Method for preparing bimetal composite plate by electrically controlled micro-explosion forming |
-
2016
- 2016-01-25 CN CN201620066138.6U patent/CN205628929U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105499286A (en) * | 2016-01-25 | 2016-04-20 | 天津炬坤金属科技有限公司 | Plate and strip rolling liquid online purging device |
| CN105499286B (en) * | 2016-01-25 | 2018-03-20 | 天津炬坤金属科技有限公司 | A kind of online blow device of board rolling liquid |
| CN114850216A (en) * | 2022-07-04 | 2022-08-05 | 太原理工大学 | Method for preparing bimetal composite plate by electrically controlled micro-explosion forming |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161012 |
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| CF01 | Termination of patent right due to non-payment of annual fee |